Emerson XJ200 Installation And Operating Instructions Manual page 9

technical bulletin
XJ200 Installation and Operating Instructions
Device Equipped with a TTL Serial Output
Device with TTL Output but Not Capable of Powering the XJ200. Example Ranges: Prime
CX, Wing Basic New, XC400C and XC600C
XJ200 and PW-200J Connection
1. Connect the GREEN wire to the RS485 "+" terminal of the PW-200J.
2. Connect the PINK wire to the RS485 "-" terminal of the PW-200J.
3. Connect the white connector to the "+5V supply" connector of the PW-200J.
Controller Connection with TTL and PW-200J
1. Connect the other devices to the RS485 serial line in compliance with the polarity.
2. Connect the two TTL outputs of the PW-200J and the device.
3. Then connect the RS485 line to the PW-200J, in compliance with the polarity.
Figure 11 - XJ200 with TTL and PW-200J Connection
Document Part # 026-4833 Rev 0 26-FEB-2013 Page 9 of 17
©2013 Emerson Climate Technologies Retail Solutions, Inc. This document may be photocopied for personal use.
Visit our website at http://www.emersonclimate.com/ for the latest technical documentation and updates.